How I Vibe Coded a $900K App in 13 Minutes (Claude Design + Codex)

I cloned Calendly using ChatGPT Codex 5.5 and Claude AI without touching a single line of code. In this video I show you how to vibe code a full calendar booking app in 2026 with Google login, Google Calendar sync, and a Remotion video. If you want to launch a SaaS app, this is exactly how to start. 🎯 Build Your Store AI: https://www.buildyourstore.ai/0a44 🚀 Want more ideas? Join my FREE Newsletter: https://www.thebreadcrumb.co/ Tools Used - ChatGPT Codex: https://chatgpt.com - Claude Design: https://claude.ai - Remotion: https://remotion.dev - Supabase: https://supabase.com - Vercel: https://vercel.com - GitHub: https://github.com Timestamps 00:00 Intro 00:51 Benefits of Saas Business 03:42 Setting Up Codex 5.5 05:12 ChatGPT Codex - Build Features 07:55 Breadcrumb Newsletter 08:31 Claude Design - Front End Design 12:17 Sponsor 14:00 Codex - Building Functionality 18:44 Codex - Adding Google Login 19:02 Remotion - Creating Marketing Video 23:02 Codex - Connect Google Calendar Connect with me: jasonlee.partners@gmail.com #vibecoding #chatgpt #claudecode